65487471

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23447}}^1$

素因数の和:23483

約数の個数: 24

約数和(自身を含む): 106922880

約数和(自身を除く): 41435409

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 23447, 70341, 164129, 445493, 492387, 1148903, 1336479, 3118451, 3446709, 9355353, 21829157, 65487471]

約数ペア:

[(1, 65487471), (3, 21829157), (7, 9355353), (19, 3446709), (21, 3118451), (49, 1336479), (57, 1148903), (133, 492387), (147, 445493), (399, 164129), (931, 70341), (2793, 23447)]